Advertising display



FIG. 1 is a front elevational view of an advertising display showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a perspective view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof, with the broken line showing for illustrative purposes only and forming no part of the claimed design; and,

FIG. 7 is a perspective view of FIG. 6. 

The ornamental design for an "advertising display", as shown and described. 